Normas ISO

Iron ores -- Determination of total iron content-- Part 1: Titrimetric method after tin(II) chloride reduction

Information technology -- Security techniques -- Key management-- Part 4: Mechanisms based on weak secrets

Refrigerant properties

Information technology -- Security techniques -- Entity authentication-- Part 6: Mechanisms using manual data transfer

Information technology -- Security techniques -- Entity authentication-- Part 5: Mechanisms using zero-knowledge techniques

Codes for the representation of names of countries and their subdivisions-- Part 1: Country codes